Forged Welded Bonnet Welded Flange Gate Valve
Stable quality, good reputation and reasonable price are our promises. We uphold the concept of quality first and continuous innovation and become the benchmark in the Forged Globe Valves, SS904L Check Valve, Y Pattern Forged Check Valve industry. We're likely to be delighted to give you a quotation up on receipt of one's in depth specs. We require that we constantly update our concepts in the development of various businesses and keep pace with the times to adapt to new situations and challenges. We invest a lot of money in our annual financial budget to absorb excellent technical talents and market elites, in order to achieve a win-win situation for the enterprise itself, customers and suppliers.
Product Details
NSV Welded Bonnet Forged gate valves are designed and manufactured to provide maximum service life and dependability. This design can leaking less than normal BB design from Body/Bonnet.
Design Features
Solid wedge gate
Full port or reduced port design
Welded bonnet(WB)
Flanged, butt-welded, SW, or threaded ends
Standard Material Specifications
| NO. | Part Name | CS to ASTM | AS to ASTM | SS to ASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
2 | Seat Ring | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
3 | Wedge | A276 430&410 | A182 F304 | A182 F304(L) | A182 F316(L) |
4 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
5 | Gasket | Corrugated SS+graphite | SS+PTFE | ||
6 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
7 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
8 | Pin | A276 420 | A276 304 | ||
9 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
10 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
11 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) |
12 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
13 | Yoke Nut | A276 420 | |||
14 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
15 | Nameplate | SS | |||
16 | Handwheel | A197 | |||
17 | Bearing Gasket | A473 431 | |||
18 | Stem Packing | Flexible Graphite | PTFE | ||
Suitable Medium | W.O.G.etc | W.O.G.etc | HNO3,CH3OOH etc | ||
Suitable Temperature | -29℃-425 ℃ | -29℃-550℃ | -29℃ -550℃ | ||
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.
STRUCTURAL FEATURES
1. A compact but extremely sturdy design for high pressure-temperature service.
2. For Class 1500 valves and for steam service, seats are seal-welded to the body.
3. For welded bonnet valves, the bonnet is threaded in and torqued to an engineered torque value and the body bonnet joint is strength-welded, offering double protection against leakage. (Body/bonnet threads and strength-weld).
FAQ
1. Q:What's the packing for shipping?
A:Its carton for small valves(sample) and plywood case(don't to fumigate).
2. Q:Do you have any valve in stock?
A:There have a lot of GGC valves(2"&within) in stock,and that can delivery within one week.
3. Q: What's the valves warranty?
A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.
In order to better develop our Forged Welded Bonnet Welded Flange Gate Valve, we continuously gather high-quality and high-tech talents to form a team of technical talents for development and research. Our corporate goal is to strive to solve all the needs of our customers. We summarize the characteristics and shortcomings of our products to improve.
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